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77 lines
2.6 KiB
Perl
Executable File
77 lines
2.6 KiB
Perl
Executable File
#!/bin/sh
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# -*- perl -*-
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# Exercise od
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# Copyright (C) 2006-2008 Free Software Foundation, Inc.
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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: ${srcdir=.}
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. $top_srcdir/tests/require-perl
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me=`echo $0|sed 's,.*/,,'`
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me=`echo $0|sed 's,.*/,,'`
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exec $PERL -w -I$top_srcdir/tests -MCoreutils -M"CuTmpdir qw($me)" -- - <<\EOF
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require 5.003;
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use strict;
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(my $program_name = $0) =~ s|.*/||;
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# Turn off localisation of executable's ouput.
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@ENV{qw(LANGUAGE LANG LC_ALL)} = ('C') x 3;
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# Use a file in /proc whose size is not likely to
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# change between the wc and od invocations.
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my $proc_file = '/proc/version';
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-f $proc_file
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or $proc_file = '/dev/null';
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# Count the bytes in $proc_file, _by reading_.
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my $len = 0;
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open FH, '<', $proc_file
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or die "$program_name: can't open `$proc_file' for reading: $!\n";
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while (defined (my $line = <FH>))
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{
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$len += length $line;
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}
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close FH;
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my $proc_file_byte_count = $len;
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my @Tests =
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(
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# Skip the exact length of the input file.
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# Up to coreutils-6.9, this would ignore the "-j 1".
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['j-bug1', '-c -j 1 -An', {IN=>{g=>'a'}}, {OUT=>''}],
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['j-bug2', '-c -j 2 -An', {IN=>{g=>'a'}}, {IN=>{h=>'b'}}, {OUT=>''}],
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# Skip the sum of the lengths of the first three inputs.
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['j-bug3', '-c -j 3 -An', {IN=>{g=>'a'}}, {IN=>{h=>'b'}},
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{IN=>{i=>'c'}}, {OUT=>''}],
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# Skip the sum of the lengths of the first three inputs, printing the 4th.
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['j-bug4', '-c -j 3 -An', {IN=>{g=>'a'}}, {IN=>{h=>'b'}},
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{IN=>{i=>'c'}}, {IN=>{j=>'d'}}, {OUT=>" d\n"}],
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# Ensure that od -j doesn't fseek across a nonempty file in /proc,
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# even if the kernel reports that the file has stat.st_size = 0.
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['j-proc', "-An -c -j $proc_file_byte_count $proc_file",
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{IN=>{f2=>'e'}}, {OUT=>" e\n"}],
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);
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my $save_temps = $ENV{DEBUG};
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my $verbose = $ENV{VERBOSE};
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my $prog = 'od';
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my $fail = run_tests ($program_name, $prog, \@Tests, $save_temps, $verbose);
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exit $fail;
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EOF
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